Answer:
c
you have to do whatever is in the pertussis
<span>Select one equation and solve it for one of its variables.
In the other equation, substitute for the variable just solved.
Solve the new equation.
<span>Substitute the value found into any equation involving both variables and solve for the other variable. </span></span>
Answer:
a is 2.5
b is 1
gradient is rise over run
Answer:
A
Step-by-step explanation:
k=1 ,i THINK
Answer:
Step-by-step explanation:
